Hello Smart Wi-Fi HD Video Doorbell

Hello Smart Wi-Fi HD Video Doorbell,  VOLTS: 10/16/12/24,  AMP: 10,  PRODUCT TYPE: VIDEO DOORBELL,  SMART HOME COMPATILITY: NEST,  WIRELESS COMMUNICATION: BLUETOOTH, WI-FI, HD UXGA 1600X1200, UP TO 30 FRAMES/SEC, H.264 ENCODING, HDR 160* DIAGONAL, RGB LIGHT RING AND STATUS LIGHT,  HIGH-QUALITY SPEAKER AND MICROPHONE, ROHS COMPLIANT,  20 HOUR BATTERY CHANGER COMPLIANT,  DIMS:H:4"W:2"L:1" WEIGHT:4LBS,  IN MFG BOX,  MADE IN USA